AU2002217958A1 - A methanol sensor operated in a passive mode - Google Patents

A methanol sensor operated in a passive mode

Info

Publication number
AU2002217958A1
AU2002217958A1 AU2002217958A AU1795802A AU2002217958A1 AU 2002217958 A1 AU2002217958 A1 AU 2002217958A1 AU 2002217958 A AU2002217958 A AU 2002217958A AU 1795802 A AU1795802 A AU 1795802A AU 2002217958 A1 AU2002217958 A1 AU 2002217958A1
Authority
AU
Australia
Prior art keywords
passive mode
sensor operated
methanol sensor
methanol
operated
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
AU2002217958A
Inventor
Shimshon Gottesfeld
Xiaoming Ren
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
University of California
Original Assignee
University of California
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by University of California filed Critical University of California
Publication of AU2002217958A1 publication Critical patent/AU2002217958A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/403—Cells and electrode assemblies
    • G01N27/404—Cells with anode, cathode and cell electrolyte on the same side of a permeable membrane which separates them from the sample fluid, e.g. Clark-type oxygen sensors
    • G01N27/4045—Cells with anode, cathode and cell electrolyte on the same side of a permeable membrane which separates them from the sample fluid, e.g. Clark-type oxygen sensors for gases other than oxygen
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
    • H01M8/04186—Arrangements for control of reactant parameters, e.g. pressure or concentration of liquid-charged or electrolyte-charged reactants
    • H01M8/04194—Concentration measuring cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H01M8/04298—Processes for controlling fuel cells or fuel cell systems
    • H01M8/04313—Processes for controlling fuel cells or fuel cell systems characterised by the detection or assessment of variables; characterised by the detection or assessment of failure or abnormal function
    • H01M8/0444—Concentration; Density
    • H01M8/04447—Concentration; Density of anode reactants at the inlet or inside the fuel cell
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/10—Fuel cells with solid electrolytes
    • H01M8/1009—Fuel cells with solid electrolytes with one of the reactants being liquid, solid or liquid-charged
    • H01M8/1011—Direct alcohol fuel cells [DAFC], e.g. direct methanol fuel cells [DMFC]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/50—Fuel cells

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Sustainable Energy (AREA)
  • Sustainable Development (AREA)
  • Manufacturing & Machinery (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Fuel Cell (AREA)
AU2002217958A 2000-12-04 2001-10-31 A methanol sensor operated in a passive mode Abandoned AU2002217958A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09730142 2000-12-04
US09/730,142 US6488837B1 (en) 2000-12-04 2000-12-04 Methanol sensor operated in a passive mode
PCT/US2001/044836 WO2002046732A1 (en) 2000-12-04 2001-10-31 A methanol sensor operated in a passive mode

Publications (1)

Publication Number Publication Date
AU2002217958A1 true AU2002217958A1 (en) 2002-06-18

Family

ID=24934105

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002217958A Abandoned AU2002217958A1 (en) 2000-12-04 2001-10-31 A methanol sensor operated in a passive mode

Country Status (3)

Country Link
US (1) US6488837B1 (en)
AU (1) AU2002217958A1 (en)
WO (1) WO2002046732A1 (en)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6824899B2 (en) * 2000-11-22 2004-11-30 Mti Microfuel Cells, Inc. Apparatus and methods for sensor-less optimization of methanol concentration in a direct methanol fuel cell system
US20020192537A1 (en) * 2001-06-15 2002-12-19 Xiaoming Ren Metallic layer component for use in a direct oxidation fuel cell
US6836123B1 (en) * 2002-04-15 2004-12-28 H Power Corporation Sensor for electro-active materials
US20040062980A1 (en) * 2002-09-30 2004-04-01 Xiaoming Ren Fluid management component for use in a fuel cell
AT412045B (en) * 2002-11-15 2004-08-26 Avl List Gmbh DEVICE AND METHOD FOR IMPROVING THE EFFICIENCY OF A FUEL CELL
KR100519767B1 (en) * 2003-04-11 2005-10-10 삼성에스디아이 주식회사 Fuel amount control system comprising pressure sensor
US7344686B2 (en) * 2004-10-07 2008-03-18 Mesoscopic Devices, Inc. Desulfurization apparatus with individually controllable heaters
KR100601977B1 (en) * 2004-12-09 2006-07-18 삼성에스디아이 주식회사 Apparatus for measuring methanol concentration
US7228735B2 (en) * 2005-02-03 2007-06-12 Integrated Sensing Systems, Inc. Fluid sensing device with integrated bypass and process therefor
US20060272943A1 (en) * 2005-06-03 2006-12-07 Institute Of Nuclear Energy Research A versatile electrochemical sensor for sensing fuel concentration in an aqueous solution
US8293418B2 (en) * 2005-06-16 2012-10-23 Industrial Technology Research Institute Fuel supply control method and system for fuel cells
TWI282639B (en) * 2005-06-16 2007-06-11 Ind Tech Res Inst Fuel supply control systems of fuel cell systems
DE102005031521A1 (en) 2005-06-29 2007-01-11 Deutsches Zentrum für Luft- und Raumfahrt e.V. Method for determining the fuel consumption of a fuel cell system, method for operating a fuel cell system and fuel cell system
US20070072022A1 (en) * 2005-09-29 2007-03-29 Yamaha Hatsudoki Kabushiki Kaisha Fuel cell system and transport equipment including the same
DE102006048825B4 (en) * 2006-10-09 2017-02-09 Deutsches Zentrum für Luft- und Raumfahrt e.V. A direct oxidation fuel cell system and method of operating a direct oxidation fuel cell system
US7972864B2 (en) * 2007-11-27 2011-07-05 Industrial Technology Research Institute Method of measuring concentration of fuel
US8501491B2 (en) * 2007-11-27 2013-08-06 Industrial Technology Research Institute Method of measuring concentration of fuel
EP2294644A4 (en) * 2008-06-04 2013-05-22 Cellera Inc Alkaline membrane fuel cells and apparatus and methods for supplying water thereto
TWI379454B (en) * 2008-12-01 2012-12-11 Ind Tech Res Inst Apparatus and method of measuring concentration of fuel
US8304368B2 (en) * 2009-02-23 2012-11-06 Cellera, Inc. Catalyst coated membrane (CCM) and catalyst film/layer for alkaline membrane fuel cells and methods of making same
JP5806669B2 (en) * 2009-08-24 2015-11-10 セルエラ， インコーポレイテッド System and method for ensuring resistance to air CO2 in an alkaline fuel cell
JP6073036B2 (en) 2010-06-07 2017-02-01 セルエラ， インコーポレイテッド Chemical bonds for catalyst / membrane surface adhesion in membrane electrolyte fuel cells
CN102478537B (en) * 2010-11-30 2015-09-02 海洋王照明科技股份有限公司 Methanol concentration sensing probe, methanol concentration sensing method and methanol concentration sensor
US9231263B2 (en) * 2013-01-21 2016-01-05 GM Global Technology Operations LLC Selectively reacting to the minimum cell voltage drop rate in a fuel cell system
DE102020213978A1 (en) 2020-11-06 2022-05-12 Robert Bosch Gesellschaft mit beschränkter Haftung Method for calibrating an air mass flow sensor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3852169A (en) * 1972-11-01 1974-12-03 Du Pont Measurement of carbon monoxide in gas mixtures
US5302274A (en) * 1990-04-16 1994-04-12 Minitech Co. Electrochemical gas sensor cells using three dimensional sensing electrodes
US5573866A (en) 1995-05-08 1996-11-12 International Fuel Cells Corp. Direct methanol oxidation polymer electrolyte membrane power system

Also Published As

Publication number Publication date
US6488837B1 (en) 2002-12-03
WO2002046732A1 (en) 2002-06-13

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